# count = 0
# while count < 5:
#     print(count, '小于5')
#     count = count + 1
# else:
#     print(count, '大于等于5')

# site = ['baidu', 'tianmao', 'QQ']
# for x in site:
#     if x == 'QQ':
#         print("QQ空间")
#         break
#     print(x, end=" ")
# else:
#     print("没有循环数据")
# print("完成循环")

# range函数
# for i in range(5):
#     print(i, end=" ")
# for i in range(3, 7):
#     print(i, end=" ")
# for i in range(1, 8, 2):
#     print(i, end=" ")
# site = ['baidu', 'tianmao', 'QQ']
# for i in range(len(site)):
#     print(i, site[i])

# if None:
#     print("hello")

for i in [1, 0]:
    print(i+1)